Home / 29,820.54-41,151.51-16,391.82

Finding the Fourth Proportional to 29,820.54, 41,151.51 and 16,391.82

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Solution

The fourth proportional to 29,820.54, 41,151.51 and 16,391.82 is: 22,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.54 : 41,151.51 = 16,391.82 : x
  2. Step 2: Convert to fraction form
    29,820.54/41,151.51 = 16,391.82/x
  3. Step 3: Cross multiply
    29,820.54x = 41,151.51 × 16,391.82
  4. Step 4: Simplify right side
    29,820.54x = 674,548,144.65
  5. Step 5: Solve for x
    x = 674,548,144.65/29,820.54
  6. Step 6: Final answer
    x = 22,620.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.